Home / 4,636.46-6,396.28-2,772.38

Finding the Fourth Proportional to 4,636.46, 6,396.28 and 2,772.38

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Solution

The fourth proportional to 4,636.46, 6,396.28 and 2,772.38 is: 3,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636.46 : 6,396.28 = 2,772.38 : x
  2. Step 2: Convert to fraction form
    4,636.46/6,396.28 = 2,772.38/x
  3. Step 3: Cross multiply
    4,636.46x = 6,396.28 × 2,772.38
  4. Step 4: Simplify right side
    4,636.46x = 17,732,879.83
  5. Step 5: Solve for x
    x = 17,732,879.83/4,636.46
  6. Step 6: Final answer
    x = 3,824.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.